This alert expired on 10 June 2026 at 20:53 UTC. It is kept here as a record.
It is the 10th strongest of the 45 detections recorded within 20 km of this point since 3 April 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 10 at 3:43PM CDT until June 10 at 3:45PM CDT by NWS Lincoln IL
An estimated 837,797 people live within 50 km of this point.
Nearby, since 3 April 2026
- June 11, 2026 · score 41 · 6.0 km
- June 11, 2026 · score 41 · 12.5 km
- July 3, 2026 · score 48 · 12.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 41 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 41 / 100 |
| Our confidence | 80% |
| Coordinates | 42.3595, -88.6322 |
| Nearest City | Woodstock (16 km) |
| Population Exposed | 837.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-10T20:43:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.9f841fe993c6ccb912112daa8c2082f0 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Morgan, IL; Sangamon, IL; McLean, IL; Cook, IL; Grundy, IL; Will, IL and 10 more areas |
| Headline | Severe Thunderstorm Warning issued June 10 at 3:43PM CDT until June 10 at 3:45PM CDT by NWS Lincoln IL |
| Expires | 2026-06-10T15:53:00-05:00 |
| SenderName | NWS Lincoln IL |
| HasExactCoords | true |
| MergedCount | 13 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.9f841fe993c6ccb912112daa8c2082f069611817.001.1","noaa_urn:oid:2.49.0.1.840.0.fbbf9bf297590eaa0e8e65aabbb6088efe802fb2.002.1","noaa_urn:oid:2.49.0.1.840.0.48f557f8beb13440497c834c00926897084abe70.001.1","noaa_urn:oid:2.49.0.1.840.0.10b072e4c6195b345aa1f2a3de981c99adcb41e9.001.1","noaa_urn:oid:2.49.0.1.840.0.64226806fcd8f713b368d07bebfa9803aeda130e.002.1","noaa_urn:oid:2.49.0.1.840.0.ecf84a60287f8296355e6227376ee56e5cad4094.001.1","noaa_urn:oid:2.49.0.1.840.0.f4e57f9cb802105370d3bc81bdbfbaa9deaa5199.001.1","noaa_urn:oid:2.49.0.1.840.0.bf606f8c3a090d3ec5490be8499f8c8172a5ce51.001.1","noaa_urn:oid:2.49.0.1.840.0.607983324e5eb21522ab0b3508cf69febc84b5cb.001.1","noaa_urn:oid:2.49.0.1.840.0.fc5ae640131a16683d3e4a1304af549a6f8fa9d9.001.1","noaa_urn:oid:2.49.0.1.840.0.9980b762a74e2a4e12ac918c93d6aa3fedf6ef9b.001.1","noaa_urn:oid:2.49.0.1.840.0.e968261716db3417708d0d7d6e4b93197595f2c5.001.1","noaa_urn:oid:2.49.0.1.840.0.0901ef17537f8e28c5acb1bde78003c4f3da2c1c.002.1"] |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Want to know when something happens near Woodstock?
Calamity.live data shows a weather event with CalamityScore 41/100, near Woodstock (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.